# SDR HEEA201201032909

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2012
- Submitted: January 16, 2012
- Operation: Air carrier
- Aircraft: [N422PH](https://openairdocs.org/aircraft/N422PH), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53675
- Aircraft time: 7,153 hours
- Engine: Allsn 250C47B
- Engine time: 2,882 hours
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Bearing
- Part number: M25010106
- Part serial: NWC110545
- Condition: Spalled
- Location: Turbine
- Part time: 547 hours
- Component: Turbine
- Component part number: 23063354
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA201201032909

## Discrepancy

ENGINE REMOVED DUE TO FOREIGN OBJECT DAMAGE.  NR 5 BEARING EXHIBITED ROUGH ROTATION AND SPALLING OF OUTER RACE.  INSTALLED NEW BEARING.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.